<template>
  <div class="swiper-container skuImg-container">
    <div class="swiper-wrapper">
      <div class="swiper-slide" v-for="skuImg in skuInfo.skuImageList" :key="skuImg.id">
        <img :src="skuImg.imgUrl" :class="{'active':skuImg.imgUrl === skuInfo.skuDefaultImg}" @click="handlerImgUrl(skuImg.imgUrl)">
      </div>
    </div>
    <div class="swiper-button-next"></div>
    <div class="swiper-button-prev"></div>
  </div>
</template>

<script>

  import Swiper from 'swiper'
  import {mapGetters, mapMutations} from "vuex"
  export default {
    name: "ImageList",
    computed:{
      ...mapGetters('detail',['skuInfo'])
    },
    methods:{
      ...mapMutations('detail',['UPDATE_SKUINFO_IMGURL']),
      handlerImgUrl(imgUrl) {
        this.UPDATE_SKUINFO_IMGURL(imgUrl)
      }
    },
    watch:{
      skuInfo() {
        this.$nextTick(() => {
          var mySwiper = new Swiper('.skuImg-container',{
            // 显示几张图片
            slidesPerView:"auto",
            spaceBetween:50, //两张图片间的间距

            // 前进后退按钮
            navigation:{
              nextEl:'.swiper-button-next',
              prevEl:'.swiper-button-prev'
            }
          })
        })
      }
    }
  }
</script>

<style lang="less" scoped>
  .swiper-container {
    height: 56px;
    width: 412px;
    box-sizing: border-box;
    padding: 0 12px;

    .swiper-slide {
      width: 56px;
      height: 56px;

      img {
        width: 100%;
        height: 100%;
        border: 1px solid #ccc;
        padding: 2px;
        width: 50px;
        height: 50px;
        display: block;

        &.active {
          border: 2px solid #f60;
          padding: 1px;
        }

        &:hover {
          border: 2px solid #f60;
          padding: 1px;
        }
      }
    }

    .swiper-button-next {
      left: auto;
      right: 0;
    }

    .swiper-button-prev {
      left: 0;
      right: auto;
    }

    .swiper-button-next,
    .swiper-button-prev {
      box-sizing: border-box;
      width: 12px;
      height: 56px;
      background: rgb(235, 235, 235);
      border: 1px solid rgb(204, 204, 204);
      top: 0;
      margin-top: 0;
      &::after {
        font-size: 12px;
      }
    }
  }
</style>